71870260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 196499520

約数和(自身を除く): 124629260

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 59, 70, 77, 98, 110, 113, 118, 140, 154, 196, 220, 226, 236, 245, 295, 308, 385, 413, 452, 490, 539, 565, 590, 649, 770, 791, 826, 980, 1078, 1130, 1180, 1243, 1298, 1540, 1582, 1652, 2065, 2156, 2260, 2486, 2596, 2695, 2891, 3164, 3245, 3955, 4130, 4543, 4972, 5390, 5537, 5782, 6215, 6490, 6667, 7910, 8260, 8701, 9086, 10780, 11074, 11564, 12430, 12980, 13334, 14455, 15820, 17402, 18172, 22148, 22715, 24860, 26668, 27685, 28910, 31801, 33335, 34804, 43505, 45430, 46669, 55370, 57820, 60907, 63602, 66670, 73337, 87010, 90860, 93338, 110740, 121814, 127204, 133340, 146674, 159005, 174020, 186676, 233345, 243628, 293348, 304535, 318010, 326683, 366685, 466690, 513359, 609070, 636020, 653366, 733370, 933380, 1026718, 1218140, 1306732, 1466740, 1633415, 2053436, 2566795, 3266830, 3593513, 5133590, 6533660, 7187026, 10267180, 14374052, 17967565, 35935130, 71870260]

約数ペア:

[(1, 71870260), (2, 35935130), (4, 17967565), (5, 14374052), (7, 10267180), (10, 7187026), (11, 6533660), (14, 5133590), (20, 3593513), (22, 3266830), (28, 2566795), (35, 2053436), (44, 1633415), (49, 1466740), (55, 1306732), (59, 1218140), (70, 1026718), (77, 933380), (98, 733370), (110, 653366), (113, 636020), (118, 609070), (140, 513359), (154, 466690), (196, 366685), (220, 326683), (226, 318010), (236, 304535), (245, 293348), (295, 243628), (308, 233345), (385, 186676), (413, 174020), (452, 159005), (490, 146674), (539, 133340), (565, 127204), (590, 121814), (649, 110740), (770, 93338), (791, 90860), (826, 87010), (980, 73337), (1078, 66670), (1130, 63602), (1180, 60907), (1243, 57820), (1298, 55370), (1540, 46669), (1582, 45430), (1652, 43505), (2065, 34804), (2156, 33335), (2260, 31801), (2486, 28910), (2596, 27685), (2695, 26668), (2891, 24860), (3164, 22715), (3245, 22148), (3955, 18172), (4130, 17402), (4543, 15820), (4972, 14455), (5390, 13334), (5537, 12980), (5782, 12430), (6215, 11564), (6490, 11074), (6667, 10780), (7910, 9086), (8260, 8701)]